Originally published at: Agilent J&W Scientific 123-502D DB-5 Gas Chromatography GC Column - Chratec Part
![](https://cds.chemvn.org/original/3X/3/b/3b6d34be62718a18565a1b6998c0175104498d69.jpeg)
We opened it to take pics.
chratec.com
Originally published at: Agilent J&W Scientific 123-502D DB-5 Gas Chromatography GC Column - Chratec Part
chratec.com